Target is running a promotion on Quilted Northern bath tissue: buy one 30-pack and get a free Glade PlugIns. Stack this promotion with manufacturer coupons, a Target mobile coupon and a Target Cartwheel offer and pay just $0.40 per roll of bath tissue, plus get a free Glade PlugIns.

The coupon policy at Target doesn’t restrict using coupons on an item made free by a promotion, but your store may refuse to accept them. 

Buy 1 Quilted Northern Ultra Plush Bath Tissue, 30 pk $15.99, sale price through 7/13
Buy 1, Get Free Glade PlugIns through 7/13
Buy 1 Glade PlugIns, 0.67 fl oz $2.99, regular price

Use one $1.25/1 – Quilted Northern Ultra Plush or Quilted Northern Ultra Soft & Strong, 18 double or larger – (coupons.com)
Or $0.45/1 Quilted Northern Ultra Plush, 9 big roll or larger from RP 6/30 (exp 7/31)
And use one $1.00/1 –  Glade Plugins Scented Oil Warmer or Starter Kit – (couponnetwork.com)
And use one $1.00/1 Any Brand Bath Tissue, 12 pk or larger, Target Mobile Coupon (exp 8/31) text FRESH to 827438
And use 5% Off – Quilted Northern Bath Tissue, Target Cartwheel Offer (exp 8/3) – (cartwheel.target.com)
Final Price: $11.99 for both, or $0.40 per roll